Television camera arrangement in which electrically generated data is superimposed on the video picture information
We claim: 1. A television camera arrangement wherein in order to provide in the video signal output thereof character or symbol information, accommodation is provided for a read only memory programmed... Read More
Inventors: Pye, Allan Sydney; Digby, Peter Raymond;, Assignee: Elliott Brothers (London) Limited (London, EN) |
Multi-channel video switch using dual-gate MOS-FETS
In accordance with the present invention a video switch circuit provides alternate connection of two separate video signal paths to a third video signal path using a pair of dual-gate metal oxide semi... Read More
Inventors: Hand, Wilfred L.; Brun, Craig W.;, Assignee: GTE Sylvania Incorporated (Stamford, CT) |
Television generator for highlighting portions of an image
As described above, according to the prior art, hardware is increased in volume and high-speed operation cannot be performed. It is an object of the present invention to provide a highlight generator ... Read More
Inventors: Mikado, Tsuneo;, Assignee: Nippon Television Industry Corporation (Tokyo, JP) |
Holograms for security markings
According to a first aspect of this invention there is provided a hologram for security markings comprising a laser transmission hologram known per se formed as a surface relief pattern embossed into ... Read More
Inventors: Pizzanelli, David J.;, Assignee: Light Impressions Europe PLC (Leatherhead, GB2) |
Chrominance signal processing circuit in color television receiver
Briefly described, the present invention comprises a chrominance signal processing circuit in a color television receiver, comprising bandpass amplifying means of a voltage controlled variable gain ty... Read More
Inventors: Hosoya, Nobukazu;, Assignee: Sanyo Electric Co., Ltd. (Osaka, JP) |
Method of and apparatus for producing hard copy of color picture adaptive to variations in characteristics of fluorescent screen of recorder CRT
It is therefore an object of the present invention to provide a method and apparatus for producing a hard copy of a color picture which is capable of reproducing a color picture with high quality desp... Read More
Inventors: Endo, Azuchi;, Assignee: Fuji Photo Film Co., Ltd. (Kanagawa, JP) |
Image recording apparatus
I claim: 1. An image recording apparatus comprising: a raster scan display screen for displaying an image defined by electronic data, the display screen being arranged to display the image over a peri... Read More
Inventors: Owen, David P.;, Assignee: Quantel Limited (Newbury, GB2) |
FM demodulator having a frequency independent delay circuit
An object of the present invention is to provide an FM demodulator, employing delay circuits, which has an improved demodulation output response characteristic. Another object of the present invention... Read More
Inventors: Koga, Takashi;, Assignee: Kabushiki Kaisha Toshiba (Kanagawa, JP) |
Apparatus for recording and reproducing a video signal
Accordingly, it is an object of the present invention to provide an apparatus for recording and reproducing a video signal which avoids the above-mentioned disadvantages of the prior art. More specifi... Read More
Inventors: Kaneko, Shinji;, Assignee: Sony Corporation (Tokyo, JP) |
Circuit arrangement for the equalization of digital signals received in analog form
A digital subscriber line system illustrated in FIG. 1 could be designed, for example, for the duplex transmission of digital signals over a two-wire line in the duplex channel system. A subscriber l... Read More
Inventors: Schenk, Heinrich;, Assignee: Siemens Aktiengesellschaft (Berlin and Munich, DE) |
Data recording apparatus
It is an object of the present invention to provide a data recording apparatus which can solve the above mentioned problems. Another object of the present invention is to increase an amount of additio... Read More
Inventors: Kashida, Motokazu; Takei, Masahiro; Takahashi, Kouji; Masui, Toshiyuki; Fukatsu, Tsutomu; Nagasawa, Kenichi;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Digital transmission signal processing system and recording/reproducing system
An object of the present invention is to provide a digital VTR in which high-speed recording onto a tape can be made with the same format as that used in standard-speed recording, to provide a transmi... Read More
Inventors: Arai, Hideo; Owashi, Hitoaki; Hosokawa, Kyoichi; Nishimura, Keizo; Watatani, Yoshizumi; Shibata, Akira;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Video signal processing apparatus
As described, when a configuration in which both analog and digital recording/reproducing operations are enabled on a same video tape recorder (VTR) is considered, it is required to automatically disc... Read More
Inventors: Kaneko, Masayasu; Nemoto, Shoji;, Assignee: Sony Corporation (Tokyo, JP) |
Continuous looping feature in transmission of HDTV signals
The invention resides in a continuous looping play feature in a high definition TV player capable of utilizing at least one of a hard disk drive and a DVD drive as the media for storing the audio and ... Read More
Inventors: Schulz, Rodney;, Assignee: Sencore, Inc. (Sioux Falls, SD) |
Image input device
The present invention has been made in view of the above-noted points and an object thereof is to provide an image input device and an image input and output device which overcome the disadvantages pe... Read More
Inventors: Tanioka, Hiroshi;, Assignee: |
Method and system for first-order RF amplitude and bias control of a modulator
Therefore, a need exists for a method and system for controlling the RF amplitude and bias value of a modulator using first-order linear effects. A further need exists for a method and system for firs... Read More
Inventors: Sikora, John K.;, Assignee: Alcatel (Paris, FR) |
Apparatus for recording and/or reproducing color video signals
Accordingly, it is an object of this invention to provide an apparatus for recording and/or reproducing color video signals which avoid the above described defects of the apparatus previously proposed... Read More
Inventors: Ishigaki, Yoshio; Tsuchiya, Takao; Niimura, Tsutomu;, Assignee: Sony Corporation (Tokyo, JA) |
Multi-scene recording medium having data units of program information items recorded alternatingly and continuously thereon, and apparatus for reproducing data therefrom
Accordingly, an object of the present invention is to provide a multi-scene recording medium recording a program representing simultaneously proceeding scenes, and also an apparatus which enables a us... Read More
Inventors: Hirayama, Koichi; Nakai, Masatoshi; Shimoda, Kenji;, Assignee: Kabushiki Kaisha Toshiba (Kawasaki, JP) |
Method and system for producing personal golf lesson video
It is an object of the present invention to solve the problems described above associated with existing golf video systems. It is another object of the present invention to help golf players improve t... Read More
Inventors: Lubell, Alan; Peters, Thomas S.; Takefman, Earl;, Assignee: The Visual Edge (Boca Raton, FL) |
Video information editing method and system, and recording medium having the editing method stored
It is an object of the present invention to provide a method and system for editing so that the video information recorded in a digital form in a hard disk unit or the like can be reproduced at a diff... Read More
Inventors: Sumiyoshi, Masanori; Ueda, Hirotada;, Assignee: Hitachi Denshi Kabushiki Kaisha (Tokyo, JP) |
Marking a video and/or audio signal
It is an object of the invention to mark a signal without introducing perceptible disturbances in the signal upon reproduction. In accordance with the invention, the method of marking a video and/or a... Read More
Inventors: Wirtz, Gijsbrecht C.;, Assignee: U.S. Philips Corporation (New York, NY) |
Video tape or cassette recorder
The invention stems from the fact that the inventors realised that the decoder needs only to receive the video signal and not the audio signal to detect that the received TV signal is a scrambled one.... Read More
Inventors: Dumont, Frank; Tan, Chee Lam;, Assignee: Thomson Licensing S.A. (Boulogne, FR) |
High definition television receiver enabling picture-in picture display
To accomplish the above objects, in accordance with the present invention there is provided a receiving apparatus including at least a first signal processing circuit comprising an interframe interpol... Read More
Inventors: Isobe, Mitsuo; Hamada, Masanori;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Apparatus for receiving wide/standard picture plane television signal
A first object of the present invention is to provide a wide picture plane/standard picture plane television which can selectively receive a standard television signal of a standard picture plane acco... Read More
Inventors: Katsumata, Kenji; Hirahata, Shigeru; Sugiyama, Masato; Nakagawa, Isao;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Wide screen television
What is claimed is: 1. A display system, comprising: display means having a first format display ratio; means for mapping an output video signal onto said display means, said output video signal repre... Read More
Inventors: Altmanshofer, Robert D.; Rodriguez-Cavazos, Enrique; Willis, Donald H.; Ersoz, Nathaniel H.; Canfield, Barth A.;, Assignee: Thomson Consumer Electronics, Inc. (Indianapolis, IN) |
Three-LCD projector having specified scanning directions
An object of the present invention is to provide a projection type liquid crystal color display apparatus having three display panels capable of providing a normal display of images even if installed ... Read More
Inventors: Takeda, Mamoru; Miyatake, Yoshito;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Method and apparatus for recording and reproducing a video-disc with an oscillated track
An object of this invention is to provide a method and apparatus for recording and reproducing information, which record video signals and/or audio signals or information such as computer data on a ro... Read More
Inventors: Yonezawa, Seiji; Tomura, Teruichi; Fukuhara, Akira; Kato, Keizo; Umemoto, Masuo;, Assignee: Hitachi, Ltd. (JP) |
Electronic timepiece having a stepping motor and driving circuit compensated for power source variations
OF THE INVENTION Referring first to FIG 5, there is shown a block diagram showing the embodiment of the present invention. Numeral 15 denotes a quartz crystal resonator connected to an oscillating ci... Read More
Inventors: Shida, Masaharu; Ueda, Makoto;, Assignee: Seiko Instruments & Electronics Ltd. (Tokyo, JP) |
Color image enlarging ink jet printer
In order to achieve the above object an automatic printing device according to this invention is characterized in that it comprises control means for generating 3-dimensional driving signals and ink e... Read More
Inventors: Murai, Shuusei; Kaiba, Tadashi;, Assignee: L.A.C. Corporation (Tokyo, JP) |
Electronic splicing operation control device for a four head type magnetic recording and/or reproducing apparatus
To achieve the foregoing object and in accordance with the present invention, there is provided an electronic splicing control for a four-head type magnetic recording and/or reproducing apparatus usin... Read More
Inventors: Matsunaga, Yoriaki;, Assignee: Victor Company of Japan, Ltd. (Yokohama, JP) |
TV Signal 
